CN213950338U - Track lifting tool - Google Patents

Abstract

The utility model discloses a track lifting tool, it includes two scissor jack, driving piece, connecting seat and two lifting claw, scissor jack is used for lifting to rise in orbital both sides, and the driving piece is used for driving two scissor jack rises to rise in step, the connecting seat is connected two between scissor jack's footstock, the lifting claw is connected on the connecting seat for hoist in orbital both sides. The utility model discloses track lifting tool is used for solving the technical problem that the existing was wasted time, energy and had the potential safety hazard when current track rises.

Description

Track lifting tool

Technical Field

The utility model relates to a play to rise instrument technical field particularly, relates to a track plays to rise instrument.

Background

Large-scale portable equipment in harbour all is generally moved on the track, because the dead weight of large-scale equipment is great, wheel pressure is higher, along with the increase of operating time, the ground that is the track foundation part can subside the phenomenon and appear, if form obvious settlement hole, can cause very big equipment running resistance, makes the traveling system fault rate of large-scale equipment increase, can form very big impact even to the support component of whole large-scale equipment. Therefore, after a certain period of operation, the track needs to be adjusted and maintained. The level of the rail is adjusted by installing an adjusting pad below the rail.

At present, when the horizontal operation of the track is adjusted, the fixing bolt of the track needs to be loosened, the track is lifted for a certain distance, a level gauge is used for measuring, an adjusting gasket is placed at a specific position, the whole track is put down, and the bolt is fixed. Because the weight of the track is large, the crowbar is used only by manpower without lifting for a large distance, and the crowbar is still very labourious. Moreover, the rail is required to be maintained in a suspended state all the time in the whole adjustment operation, so that the rail is lifted to be very laborious, the labor intensity of operators is high, the efficiency is low, a relatively stable state cannot be maintained for a long time, and certain potential safety hazards exist in the operation.

Disclosure of Invention

An object of the utility model is to provide a track plays to rise instrument to solve the technical problem that the existing was wasted time, energy and had the potential safety hazard when current track rises.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

a rail lifting tool comprising:

the two scissor jacks are used for lifting on two sides of the track;

the driving piece is used for driving the two scissor jacks to synchronously lift;

the connecting seat is connected between the top seats of the two scissor jacks;

and the two lifting claws are connected to the connecting seat and used for hoisting two sides of the track.

Furthermore, the upper parts of the two lifting claws are connected to the connecting seat through a rotating shaft.

Furthermore, the device comprises an interval adjusting structure which is connected between the connecting seat and the lifting claws and used for driving the two lifting claws to synchronously and reversely move.

Furthermore, the distance adjusting structure comprises a transmission shaft, the transmission shaft is supported by the connecting seat to rotate and is provided with two sections of external threads with opposite rotation directions, and the upper parts of the two lifting claws are connected with the connecting seat in a sliding manner and are connected with the transmission shaft through the two sections of external threads.

Further, the distance adjusting structure comprises a motor connected with the transmission shaft.

Furthermore, the screw rods of the two scissor jacks are arranged in parallel and have opposite rotation directions, the driving piece comprises two meshed transmission gears, and the two transmission gears are respectively connected with the screw rods of the two scissor jacks.

Further, the driving piece comprises a rotating handle connected with the transmission gear.

Furthermore, the two scissor jacks share the same screw.

Compared with the prior art, the utility model discloses an advantage and beneficial effect are:

1. the rail is hoisted through the hoisting claws arranged on two sides of the rail, and the scissor jacks arranged on two sides of the rail are matched to lift the connecting seat and the hoisting claws connected to the connecting seat, so that the lifting rail is realized, the lifting efficiency is improved, the labor intensity of operators is reduced, and the potential safety hazard of the lifting of the existing crowbar is avoided.

2. The driving piece drives the two scissor jacks to synchronously lift, so that the stability of lifting operation on two sides of the rail is ensured, and the rail is prevented from slipping off from the lifting claw.

3. Through setting up the connecting seat, as the connecting piece between lifting claw, the scissor jack, conveniently carry out whole transportation to track lifting tool, realized the fixed of relative position between lifting claw, the scissor jack.

Other features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the invention, which is to be read in connection with the accompanying drawings.

Drawings

Fig. 1 is a front view of a rail lifting tool according to an embodiment of the present invention;

FIG. 2 is a side view of the scissor jack of FIG. 1;

description of reference numerals:

a scissor jack 1;

a connecting seat 2; a support 21; a chute 22;

a lifting claw 3;

a transmission shaft 4;

a transmission gear 5;

rotating the handle 6;

a track 7.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the positional relationships shown in the drawings. The terminology is for the purpose of describing the invention only and is not intended to be limiting of the invention since it is not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 and 2, the present invention provides an embodiment of a rail lifting tool, which includes a scissor jack 1, a driving member, a connecting seat 2, and a lifting claw 3. The lifting claws 3 and the scissor jacks 1 are respectively provided with two lifting claws 1, the lifting claws are lifted on two sides of the track 7 by the aid of the two scissor jacks 1, the lifting claws are lifted on two sides of the track 7 by the aid of the two lifting claws 3, the two lifting claws 3 are connected to the connecting seat 2, the connecting seat 2 is connected between footstock of the two scissor jacks 1, and the driving piece is used for driving the two scissor jacks to lift synchronously.

Because the rail 7 generally does not need to be lifted to a larger height, the scissor jack 1 which is stable and reliable and has large bearing capacity is adopted, and the reliability of lifting is favorably ensured.

The embodiment of the utility model provides a track lifting tool, when using, strides the instrument and establishes on track 7, specifically, two lifting claws 3 are located track 7 both sides respectively, and two formula jack 1 of cutting are located track 7's both sides respectively, utilize two formula jack 1 of cutting of driving piece drive to rise in step, drive connecting seat 2 and rise, simultaneously, install lifting claw 3 on connecting seat 2 and further hoist track 7 to a take the altitude.

Because the length of the track 7 is uncertain, when the track 7 is lifted, in order to improve the safety and the stability, a plurality of track lifting tools can be arranged at intervals in the length direction of the track 7, and after the track 7 is lifted to a certain height together and slowly, the track 7 can be ensured to be horizontally suspended in the length direction by means of a level gauge.

In order when hoist and mount track 7, can lock track 7 between two lifting claw 3 better, this embodiment instrument includes interval adjustment structure, and interval adjustment structure installs between connecting seat 2 and lifting claw 3, through driving two synchronous reverse movements of lifting claw 3, realizes the locking and the unblock to track 7.

When the two lifting claws 3 move towards each other for a certain distance, the locking of the track 7 is realized, the track 7 can be effectively included, and the track 7 is prevented from being separated from the two lifting claws 3; when the two lifting claws 3 have moved a certain distance away from each other, the locking of the rail 7 can be released.

Referring to fig. 1, the distance adjusting structure includes a transmission shaft 4, the transmission shaft 4 is supported by the connecting base 2 to rotate, two supports 21 for supporting the transmission shaft 4 to rotate are formed on the connecting base 2, two sections of external threads with opposite rotation directions are formed on the transmission shaft 4, the upper portions of two lifting claws 3 are connected to the transmission shaft 4 through the two sections of external threads, meanwhile, the upper portions of the two lifting claws 3 are further connected with the connecting base 2 in a sliding manner, specifically, a sliding block is arranged on the upper portion of the lifting claw 3, and a sliding groove 22 in sliding fit with the sliding block is formed on the connecting base 2.

Utilize sliding connection between lifting claw 3 and connecting seat 2, the removal that can lifting claw 3 plays the effect of direction, avoids lifting claw 3 to rotate around transmission shaft 4, when the interval between two lifting claws 3 needs to be adjusted, through rotating transmission shaft 4 to with the help of the direction of connecting seat 2, alright drive two synchronous reverse movements of lifting claw 3, in order to realize the regulation of interval between two lifting claws 3.

In some embodiments, the spacing adjustment structure may include a motor coupled to the drive shaft 4 to further reduce the amount of manual manipulation and labor intensity of the worker.

In some embodiments, in order to simplify the installation of the hanging claw 3, the hanging claw 3 may be rotatably installed on the connecting seat 2, specifically, a rotating shaft hole is formed on the connecting seat 2 and the hanging claw 3, and the upper portion of the hanging claw 3 is rotatably connected with the connecting seat 2 by using a rotating shaft matched with the rotating shaft hole.

The lifting claw 3 may comprise two connecting blocks connected at an acute angle.

Before the scissor jack 1 is not lifted, the two lifting claws 3 are placed on two sides of the track 7, in the lifting process of the scissor jack 1, the included angle between the two lifting claws 3 is reduced by utilizing the dead weight of the lifting claws 3, and then the two lifting claws 3 hook the track 7 to drive the track 7 to lift.

The embodiment of the utility model provides an implementation mode of driving piece is not only.

In this embodiment, the two screw rods of the scissor jacks 1 are arranged in parallel, the screw rods of the two scissor jacks 1 have threads with opposite rotation directions, the driving member includes two meshed transmission gears 5, and the two transmission gears 5 are respectively mounted on the screw rods of the two scissor jacks 1, as shown in fig. 2.

When one transmission gear 5 is rotated, the two screw rods can be driven to rotate, and synchronous lifting of the two scissor jacks 1 is realized.

For manual operation, the drive member further comprises a turning handle 6 connected to a transmission gear 5.

In some embodiments, the drive member may also include a motor connected to a drive gear 5 for greater effort.

In some embodiments, the two scissor jacks 1 can also be arranged in a coplanar manner, and the two scissor jacks 1 are lifted by using one screw.

In some embodiments, to facilitate manual operation, the drive member may include a rotating handle 6 directly connected to the screw.

In some embodiments, the drive member may also include a motor directly coupled to the screw for greater effort.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (8)

1. A rail lifting tool, comprising:

the two scissor jacks are used for lifting on two sides of the track;

the driving piece is used for driving the two scissor jacks to synchronously lift;

the connecting seat is connected between the top seats of the two scissor jacks;

and the two lifting claws are connected to the connecting seat and used for hoisting two sides of the track.

2. The rail lifting tool of claim 1 wherein the upper portions of the two lifting claws are connected to the connector block by a pivot.

3. The rail lifting tool of claim 1 including spacing adjustment structure connected between the connector block and the lifting claws for moving the two lifting claws in opposite directions in synchronism.

4. The rail lifting tool of claim 3, wherein the spacing adjustment structure includes a drive shaft rotatably supported by the connector block and having two external threads of opposite hand, the upper portions of the two lifting claws being slidably connected to the connector block and connected to the drive shaft via the two external threads.

5. The rail lift tool of claim 4, wherein the spacing adjustment structure includes a motor coupled to the drive shaft.

6. An orbital lifting tool as claimed in any one of claims 1 to 5 wherein the threaded rods of the two scissor jacks are arranged in parallel and are oppositely handed, and the drive member comprises two meshing drive gears which are respectively connected to the threaded rods of the two scissor jacks.

7. The orbital lift tool of claim 6 wherein the drive member includes a twist handle connected to the drive gear.

8. An orbital lifting tool as claimed in any one of claims 1 to 5 wherein both scissor jacks share the same screw.

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